REFINERY KAPOLEI
Every figure on PlainCarbon is rendered directly from EPA Greenhouse Gas Reporting Program (GHGRP) data, no number is typed in by an editor. This page draws directly on the EPA Greenhouse Gas Reporting Program (GHGRP), no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.
KAPOLEI, HI · HONOLULU COUNTY · NAICS 324110
Data updated May 2026
Annual Emissions History
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 620,476 |
| 2022 | 582,694 |
| 2021 | 602,605 |
| 2020 | 530,128 |
| 2019 | 584,740 |
| 2018 | 595,393 |
| 2017 | 607,025 |
| 2016 | 524,585 |
| 2015 | 556,036 |
| 2014 | 560,169 |
| 2013 | 334,780 |
| 2012 | 520,936 |
| 2011 | 578,300 |
Facility Insight: REFINERY KAPOLEI
REFINERY KAPOLEI (EPA GHGRP Facility ID 1006932) reported 620K metric tons of CO2-equivalent in 2023, operating in KAPOLEI, HI within HONOLULU COUNTY. The site is classified under Chemicals with NAICS code 324110.
The facility has 13 years of reported data on record, covering the 2011–2023 window. Over that period, annual CO2e emissions rose by 7.3%, with the peak observed year showing up to 620K MT CO2e.
Emissions Analysis
REFINERY KAPOLEI is a moderate emitter at 620K MT CO2e, typical of mid-sized industrial operations.
Frequently Asked Questions
How much CO2 does REFINERY KAPOLEI emit? ▼
REFINERY KAPOLEI reported 620K MT CO2e in 2023.
Is REFINERY KAPOLEI reducing emissions? ▼
Over 13 reporting years (2011–2023), REFINERY KAPOLEI's emissions have increased by 7.3%. Emissions have remained relatively stable.